| Vendor | Spec | Unit | Price | Currency | Date |
| Shifang Yufeng Chem | China national standards | MT | 728.49 | USD | 20260422 |
| Shifang Aoxin | Industrial Grade | MT | 728.93 | USD | 20260421 |
| Linyi Zhongbo | Agricultural Grade | MT | 656.03 | USD | 20260421 |
| Shanxi Wojin | China national standards | MT | 743.51 | USD | 20260421 |
| Shanxi Wojin | China national standards | MT | 743.64 | USD | 20260415 |
| Hunan Meiao Potassium | Industrial Grade | MT | USD | 20260413 | |
| Shifang Aoxin | Industrial Grade | MT | USD | 20260413 | |
| Shandong Tianyi Chem | Agricultural Grade | MT | USD | 20260413 | |
| Shandong Tianyi Chem | Agricultural Grade | MT | USD | 20260408 | |
| Shifang Yufeng Chem | China national standards | MT | USD | 20260408 |